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Allen-Bradley 1756-PAR2
by Allen-Bradley
Read verified buyer reviews ↓OverviewThe Allen-Bradley 1756-PAR2 is a robust 175-watt redundant power supply specifically engineered for vital ControlLogix automation platforms. This module seamlessly integrates into a 24V DC input environment, serving as a critical component for industrial settings where continuous operation is paramount. For applications demanding high availability, the 1756-PAR2 works in conjunction with a second redundant module to ensure system function is maintained without interruption, even through power fluctuations, failures, or scheduled maintenance. Its sturdy construction and advanced functionalities make it an essential element for systems requiring constant uptime and dependable performance, including complex process management, high-volume manufacturing, and infrastructure control. Opt for the Allen-Bradley 1756-PAR2 to protect your operations from costly downtime and ensure consistent productivity.Key Features 175W Power Delivery: Provides ample power to support complex ControlLogix configurations. Redundancy for Uptime: Guarantees continuous system availability when paired with a secondary unit. Broad Input Voltage: Efficiently operates within a 19.2–32V DC input range, adapting to diverse power conditions. Hot-Swappable Capability: Permits module replacement without pausing system operations, enhancing serviceability. Integrated Status Indicators: Offers immediate visual status of input, output, and redundancy for rapid troubleshooting. ControlLogix Chassis Integration: Designed for effortless installation into the designated slot of a ControlLogix redundant chassis. Industrial-Grade Construction: Built to endure demanding industrial environments, ensuring enduring reliability. Technical Specifications Model: 1756-PAR2 Power Output: 175 Watts Input Voltage Range: 19.2–32V DC Redundancy Support: Yes (requires a redundant chassis adapter) Chassis Compatibility: ControlLogix redundant systems Backplane Current Capacity: Optimized to support high-density I/O modules, ensuring stable power delivery across the chassis. Operating Temperature: 0°C to +60°C (32°F to 140°F) Certifications: UL, CE, c-UL, ATEX, and other international standards, ensuring compliance and safety. Applications High-Availability Automation: Indispensable for critical processes where any downtime is unacceptable. Advanced Manufacturing Production: Supplies redundant power for automated production lines, maximizing efficiency and output. Utility and Energy Distribution: Provides reliable power backup for essential control systems in power generation and utility networks. Process Control Industries: Safeguards enduring systems that demand robust failover protection and uninterrupted operation. Water/Wastewater Management: Crucial for maintaining continuous control of vital infrastructure systems. Transportation Networks: Powers essential control and signaling systems for improved safety and operational continuity. Why Choose This Model? Exceptional Reliability: The 1756-PAR2 ensures truly redundant 24V DC power, keeping your ControlLogix system operational even during power interruptions. Flawless ControlLogix Integration: Specifically engineered for ControlLogix chassis, this module provides straightforward installation and guaranteed compatibility. Increased System Uptime: Its hot-swappable design and comprehensive status indicators minimize maintenance downtime and simplify diagnostics. Durability for Industry: Constructed to Allen-Bradley's stringent standards, this power supply is exceptionally robust, suitable for the most challenging industrial settings. Global Standard Compliance: With a full range of certifications, the 1756-PAR2 adheres to international safety and performance benchmarks, making it suitable for global deployment. Order NowThe Allen-Bradley 1756-PAR2 redundant power supply is currently available for purchase.FAQWhat is the primary function of the Allen-Bradley 1756-PAR2?The 1756-PAR2 serves as a high-performance, redundant 175W DC power supply module for critical ControlLogix systems, designed to ensure continuous operation even during power interruptions or failures.How does the 1756-PAR2 contribute to system uptime?By operating in a redundant configuration with another module, and featuring a hot-swappable design, the 1756-PAR2 allows for uninterrupted power delivery and maintenance without system shutdown, greatly enhancing uptime.What type of input voltage does the 1756-PAR2 accept?This module operates efficiently within a wide input voltage range of 19.2–32V DC, accommodating various power conditions in industrial environments.Is this power supply compatible with all ControlLogix chassis?The 1756-PAR2 is specifically designed for seamless integration into the left-most slot of a ControlLogix redundant chassis, ensuring optimal performance and compatibility for redundant systems.What kind of environments is the 1756-PAR2 suitable for?Built with robust industrial design and international certifications, it is well-suited for harsh industrial environments, critical infrastructure, and applications requiring maximum reliability and continuous operation.
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Allen-Bradley 1756-PAR2
Overview
This is a genuine Allen-Bradley component from the ControlLogix family. PalmPartsSolution stocks it in new, refurbished, and surplus condition with tested warranty and same-day shipping on in-stock units.
Whether you are sourcing a like-for-like replacement for an existing installation, an emergency spare to keep a line running, or a qualified part for a new build, our team can confirm availability, revision, and lead time before you order.
Key Features
- Genuine Allen-Bradley catalog part
- Tested before shipment
- Backed by PalmPartsSolution warranty
- Cross-reference and revision assistance available
- Compatible with the broader Allen-Bradley automation ecosystem
- Engineered to integrate inside ControlLogix installations
Compatibility
When ordering, match the full catalog/part number, hardware revision, and firmware revision called out by your Allen-Bradley equipment. Where applicable, confirm:
- Input/output voltage and current rating
- Communication protocol and network role
- Mounting form factor and footprint
- Operating temperature, humidity, and IP rating
- Required certifications (UL, CE, ATEX, marine, etc.)
Not sure which revision you need? Send us the catalog number on the nameplate and we will confirm the correct match.
Replacement Information
Three ways to source this part through PalmPartsSolution:
- Exact replacement — same Allen-Bradley catalog number, new or refurbished, tested and warrantied
- Form-fit-function equivalent — alternate revision or build that drops in without code changes
- Engineered migration — current-generation Allen-Bradley platform with documented conversion notes for the ControlLogix family
Contact our engineering team if you need help choosing between these tracks.
Technical Specifications
- Model: 1756-PAR2
- Power Output: 175 Watts
- Input Voltage Range: 19.2–32V DC
- Redundancy Support: Yes (requires a redundant chassis adapter)
- Chassis Compatibility: ControlLogix redundant systems
- Backplane Current Capacity: Optimized to support high-density I/O modules, ensuring stable power delivery across the chassis.
- Operating Temperature: 0°C to +60°C (32°F to 140°F)
- Certifications: UL, CE, c-UL, ATEX, and other international standards, ensuring compliance and safety.
Applications
- High-Availability Automation: Indispensable for critical processes where any downtime is unacceptable.
- Advanced Manufacturing Production: Supplies redundant power for automated production lines, maximizing efficiency and output.
- Utility and Energy Distribution: Provides reliable power backup for essential control systems in power generation and utility networks.
- Process Control Industries: Safeguards enduring systems that demand robust failover protection and uninterrupted operation.
- Water/Wastewater Management: Crucial for maintaining continuous control of vital infrastructure systems.
- Transportation Networks: Powers essential control and signaling systems for improved safety and operational continuity.
Why Choose the 1756-PAR2?
- Exceptional Reliability: The 1756-PAR2 ensures truly redundant 24V DC power, keeping your ControlLogix system operational even during power interruptions.
- Flawless ControlLogix Integration: Specifically engineered for ControlLogix chassis, this module provides straightforward installation and guaranteed compatibility.
- Increased System Uptime: Its hot-swappable design and comprehensive status indicators minimize maintenance downtime and simplify diagnostics.
- Durability for Industry: Constructed to Allen-Bradley's stringent standards, this power supply is exceptionally robust, suitable for the most challenging industrial settings.
- Global Standard Compliance: With a full range of certifications, the 1756-PAR2 adheres to international safety and performance benchmarks, making it suitable for global deployment.
Availability & Shipping
- ▸In stock: 1756-PAR2 ready for immediate dispatch from our Florida warehouse.
- ▸Free USA shipping: FedEx Priority (2–5 business days) and UPS Ground (3–5 business days). Expedited options available at checkout.
- ▸Worldwide delivery: FedEx International Priority (1–5 days), UPS International Priority (3–5 days), and USPS International (5–10 days) — rates calculated at checkout.
- ▸Bulk pricing: Volume discounts on request — contact our sales team for quantity quotes.
- ▸Buy with confidence: Every 1756-PAR2 ships with a 1-Year PALM Parts warranty and a 30-day return window.
Frequently Asked Questions — Allen-Bradley
Machine down? We ship parts the same day.
New, surplus, and refurbished Allen-Bradley inventory in stock. Request a quote or speak directly with an automation specialist for emergency sourcing.
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Independent Supplier Notice
PALM Parts Solution operates as an independent industrial automation supplier and is not an authorized distributor or affiliate of any listed manufacturer or brand name. Manufacturer trademarks and product names are used solely for identification purposes. Original manufacturer warranties do not apply. All products sold by PALM Parts are backed by our own 1-year warranty.
Product Condition & Firmware
All products are sold as new unless stated otherwise. Original manufacturer packaging may show signs of handling, storage, or shelf wear. Date codes and series may vary from current factory production. PALM Parts does not guarantee the presence, version, or compatibility of any firmware on PLC or automation products.